Browsing Elektrik - Elektronik Mühendisliği Bölümü Tez Koleksiyonu by Title
Now showing items 201-220 of 251
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Ses Yutucu ve Yansıtıcı Yüzey Tasarımı
(Fen Bilimleri Enstitüsü, 2021)This thesis study focuses on the multi-layered design of various surfaces that can reflect and absorb sound, including different material types. Solid, liquid and porous material types are used in the designs, and the ... -
Seyrek Hiperspektral Karışım Giderimi İçin Çizge Düzenli Bolluk Tahmini ve Sözlük Budama Yaklaşımı
(Fen Bilimleri Enstitüsü, 2021-08-05)The main focus of this dissertation is semi-blind hyperspectral unmixing. Semi-blind hyperspectral unmixing, also called sparse unmixing, has opened a new direction to the field of spectral unmixing and has become a very ... -
Silisyum Karbür Güç Yarı İletkenlerine Dayalı Yüksek Verimli Da-Da Çevirgeç Uygulamaları
(Fen Bilimleri Enstitüsü, 2020)In this thesis, high efficiency DC-DC converters have been implemented for two different application areas using new generation Silicon Carbide (SiC) power semiconductors. In this context, A 20 kW, 20 kHz high frequency ... -
Silisyum Karbür Mosfet’ler İçin Kontrollü Aktif Kapı Sürücü Tasarımı
(Fen Bilimleri Enstitüsü, 2022)In this thesis, an approach is presented on the active driving concept as a gate driver design technique to provide solutions for EMI, overvoltage overshoot, oscillations on current/voltage, considering the thermal ... -
Solunum Seslerinin Evrişimsel Sinir Ağlarıyla Sınıflandırılması
(Fen Bilimleri Enstitüsü, 2022-06)Physicians use stethoscope in clinical examination because it is both non-invasive and easily accessible and inexpensive diagnostic and detection tool. However, at this stage, many negative reasons such as ambient noise, ... -
Stochastic Geometry Based Performance Analysis of IRS- Aided MMWave Networks
(Fen Bilimleri Enstitüsü, 2022-07-01)Wireless communication society aims for higher frequency bands for the unused bandwidths. However higher frequency comes with its drawbacks such as the high penetration loss. The concept of intelligent reflecting surfaces ... -
Sualtı Uygulamaları İçin Çok Katmanlı Akustik Yüzey Tasarımı
(Fen Bilimleri Enstitüsü, 2022)In recent years, with the development of technology, acoustics has started to gain importance. In the literature, there are various multilayer acoustic panel designs with sound absorbing and reflective properties using ... -
Sürekli Dalga Radar Sistemlerinde Özgirişim Tekniklerinin İncelenmesi
(Fen Bilimleri Enstitüsü, 2022-09-30)In the past, FMCW radars were not preferred in the industry because they were large and bulky. With developing technology, they have expanded their usage areas due to the high resolution, low transmission power, simpler ... -
Sürekli Faz Kiplemesi İçin Düşük Karmaşıklığa Sahip Alıcılar
(Fen Bilimleri Enstitüsü, 2017)Continuous Phase Modulation (CPM) is preferred in numerous power and band-limited communication systems for its constant envelope and spectral effciency. Despite its highly attractive spectral properties, maximum-likelihood ... -
Sürekli Zaman Genelleştirilmiş Denetleyici İle F-16 Uçuş Denetim Sistemi Tasarımı
(Fen Bilimleri Enstitüsü, 2018-03-19)Autopilot and flight control systems have an extremely important place in today’s aviation and defense technologies. To be able to accomplish long and successful missions with aircrafts, decreasing or even eliminating ... -
Taktik Füzelerde Kullanılan Sonlanma Güdümü Yöntemlerinin 3B Formülasyonları ve Analizi
(Fen Bilimleri Enstitüsü, 2012)This thesis aims to develop dynamical formulations of terminal guidance of tactical missiles in 3-dimensional engagement setting. The guidance methods studied in this thesis are; proportional navigation, pursuit guidance, ... -
Tam Çift Yönlü Haberleşme Sistemleri için Analog Özgirişim Giderme Teknikleri
(Fen Bilimleri Enstitüsü, 2022)Currently, with the development of the communication systems, the demand for high speeds and spectrum is increasing. In order to satisfiy this demand, Full Duplex Communication Systems are being studied. It doubles the ... -
Tek Kullacılı Çok Girdi Çok Çıktı Akıllı Yansıtıcı Yüzey Sistemi için Kanal Kestirimi
(Fen Bilimleri Enstitüsü, 2022)There is a remarkable increase in the number of communication devices and mobile connections incident to the new and advanced technologies brought by the fifth-generation of communication. In order to reduce the high ... -
Tekil Değer Ayrışımı ile 2-B Toplam Elektron İçeriği Yeniden Yapılandırılması
(Fen Bilimleri Enstitüsü, 2023)Ionosphere affects the performance of shortwave communication, satellite communications, space-based navigation and positioning systems. To enhance the performance of these systems, understanding the structure of the ... -
TEKTÜR OLMAYAN WEIBULL DAĞILIMLI ÇEVRESEL YANSIMA ORTAMININ BEKLENTİ ENBÜYÜLTME YÖNTEMİNE DAYALI ANALİZİ
(Fen Bilimleri Enstitüsü, 2018)In this thesis study, for high resolution CFAR radar systems, Expectation-Maximizaion (EM) method was applied to range heteregenous Weibull clutter to determine homogeneous regions and estimate the parameters of distributions. ... -
Temel Bileşenler Analizi ve Kanonik Korelasyon Analizi ile İmge Tanıma ve Sınıflandırma
(Fen Bilimleri Enstitüsü, 2014)This work investigates the role of canonical correlations analysis in image recognition and classification problems with comparison to principal components analysis. Principal components analysis is a well-known and widely ... -
Bir Top ve Çubuk Sisteminin Denetimi
(Fen Bilimleri Enstitüsü, 2019)In this work control of a ball and beam system is considered. Ball and beam system is a nonlinear and unstable system by nature. For this reason, it is an often preferred experiment system in applications of linear and ... -
Türbülanslı Atmosferde Çoklu Gauss Optik Hüzmeleri İçin Alıcı Açıklık Etkileri ve Link Başarım Optimizasyonu
(Fen Bilimleri Enstitüsü, 2013)In this study, the optical power and the power scintillation of multi Gaussian beams propagating in turbulent atmosphere is analytically calculated by using the Huygens-Fresnel integral when a realistic receiver possessing ... -
Türkiye Üzerinde Toplam Elektron Içeriği (Tei) Için Uzay-Zaman Rassal Alan Kestirimi
(Fen Bilimleri Enstitüsü, 2013)It is important to understand the structure of ionosphere for modeling and monitoring the variability of the ionosphere. Therefore, the remote sensing and monitoring systems must be operated continuously. TEC is one of the ... -
Uhf (Aşırı Yüksek Frekans) Bandında Yere Nüfuz Eden Radar Uygulamaları İçin Geniş Bantlı Anten Tasarımı
(Fen Bilimleri Enstitüsü, 2018-06-13)Ground Penetrating Radar (GPR) is an important remote sensing method. This method is used to detect underground and hidden objects inside concrete blocks and asphalt floors. Ground Penetrating Radars are based on the ...